Home / 428,435.73-590,559.26-337,646.07

Finding the Fourth Proportional to 428,435.73, 590,559.26 and 337,646.07

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Solution

The fourth proportional to 428,435.73, 590,559.26 and 337,646.07 is: 465,414.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,435.73 : 590,559.26 = 337,646.07 : x
  2. Step 2: Convert to fraction form
    428,435.73/590,559.26 = 337,646.07/x
  3. Step 3: Cross multiply
    428,435.73x = 590,559.26 × 337,646.07
  4. Step 4: Simplify right side
    428,435.73x = 199,400,011,552.88
  5. Step 5: Solve for x
    x = 199,400,011,552.88/428,435.73
  6. Step 6: Final answer
    x = 465,414.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.